# HG changeset patch
# User Pierre-Yves David <pierre-yves.david@octobus.net>
# Date 1569317424 -7200
#      Tue Sep 24 11:30:24 2019 +0200
# Node ID 1907035491faab94ecf62db91d81b162a851571c
# Parent  6ccb62a0dee4e26b4c2e489ecba7b7465b6b6ecb
benchmark: document the env tricks a bit better

This is surprising and source of error. So we better improve the documentation a
bit.

diff --git a/benchmarks/utils/__init__.py b/benchmarks/utils/__init__.py
--- a/benchmarks/utils/__init__.py
+++ b/benchmarks/utils/__init__.py
@@ -318,8 +318,11 @@
         reference_basename = "{}-reference".format(self.repo_name)
         self.repo_path = os.path.join(REPOS_DIR, reference_basename)
 
-        # Use a clean environ to run command
+        ### Use a clean environ to run command
+        #
+        # (We rely on running from the vevn using an explicite path)
         self.environ = {'HGRCPATH': ''}
+
         # keep some environment variables
         # SSH_AUTH_SOCK for hg over ssh
         for key in ('SSH_AUTH_SOCK',):